Customizing workbench [VS Code]

custom-workbench-vscode.css

.monaco-icon-label[title~="Deleted"]::after {
    content: "D";
    color: #FFF !important;
    background-color: rgb(173, 7, 7);
}

.monaco-icon-label[title~="Untracked"]::after {
    content: "U";
    color: #FFF !important;
    background-color: rgb(1, 144, 1);
}

.monaco-icon-label[title~="Modified"]::after {
    content: "M";
    color: #FFF !important;
    background-color: rgb(167, 110, 18);
}

.monaco-icon-label:after {
    height: 17px;
    border-radius: 4px;
    margin-right: 12px;
    padding: 0 4px 0 4px;
    line-height: 1.7;
}

.monaco-shell {
    font-family: Exo;
}